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Posted by on Tuesday, October 5, 2010 at 12:59pm.

In 1995 the life expectancy of males in a certain was 61.8 years. In 1999, it was 64.5 years. Let E represent the life expectancy in tears t and let t represent the number of years since 1995. The linear function E(t) that fits the data is E(t)=____t +_____. Round to the nearest tenth. Use the function to predict the life expectancy in males in 2007=_____.
E(12) =______.Round to the nearest tenth.

  • algebra - , Tuesday, October 5, 2010 at 1:17pm

    E(t)=n*t+61.8

    where n is the growth (slope) factor.

    n=(64.5-61.8)/4

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